Tetrad Digital Integrity (TDI) seeks a Principal Engineer / Technical Lead to support the CESO in Arlington, VA. This onsite role focuses on migrating to a high-security cloud, building secure web services, APIs, data pipelines, and modern database architectures.
Qualified candidates have 12+ years in software engineering, active TS/SCI clearance, and experience across Oracle, SQL Server, cloud technologies, CI/CD, and DevSecOps practices. Expect senior leadership and cross‑team collaboration.
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